Found this link regarding high oil temps:
http://www.z06vette.com/forums/f90/high-oil-temp-trackday-110477/

ME

--- In RCCTrackers@yahoogroups.com, "uvbnzd" <Mike.Je@...> wrote:
>
> Yes, I have a 160 thermostat and the car was tuned by you. I have seen
> the Rippie version and I have also seen aftermarket radiators that
> have engine oil cooling capability. Overpriced for me. However the GM
> automatic radiator is reasonably priced. Have you heard or experienced
> anyone swapping their radiator? My concern is that it may restrict the
> oil flow or reduce pressure. Z06's have a oil delivery problem during
> centrifugal forces and I don't want to make it worse. I've also
> thought of mounting a small cooling fan on the factory oil cooler.
> Where it is located from the factory doesn't allow for any air flow.
> What do you think of this idea? I know your company is very innovative
> and well respected for it's quality workmanship. Your opinion is
> highly regarded.
> Thanks for responding and I'm glad to see you are a member now. If you
> have any other alternative ideas, please pass them on. Or, better yet,
> if you have any specials..............
>
>
>
> --- In RCCTrackers@yahoogroups.com, "g8gt08" <g8gt08@> wrote:
> >
> > Do you have an aftermarket oil cooler system? We use Doug Rippie oil
> > cooler systems on the C5's with good luck, they are pricey though.
> > Also, is your corvette tuned? Do yopu have a low temp thermostat?
> > These things will also aid in having a cooler oil temperature.
> >
> > Mike
> > New Era Performance
> > www.neweraperformanceparts.com
> >
> >
> > --- In RCCTrackers@yahoogroups.com, "uvbnzd" <Mike.Je@> wrote:
> > >
> > > I'm trying to gather information to solve the hot engine oil
> > > temperatures that the C5's and C6's experience on road courses.
> > > On warm days above 80 degrees oil temperatures rise above 280
and in
> > > some cases I'm hearing of over 300 degrees. I know synthetics are
> > > capable of high temps, but this is pretty extreme. I've seen
> > > replacement radiators with engine oil cooling capability, but the
> > > expense is a bit extreme and I am looking for an alternative. Any
> ideas?
> > > Perhaps a GM personnel is out there willing to help. Has anyone
heard
> > > or experienced using a radiator out of an automatic trans Vette and
> > > cooled the engine oil through the trans oil cooler?
> > >
> >
>